425789599968 has 72 divisors (see below), whose sum is σ = 1255685093208. Its totient is φ = 141929864064.

The previous prime is 425789599931. The next prime is 425789599987. The reversal of 425789599968 is 869995987524.

425789599968 is a `hidden beast` number, since 425 + 7 + 89 + 59 + 9 + 9 + 68 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (81).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27370671 + ... + 27386222.

It is an arithmetic number, because the mean of its divisors is an integer number (17440070739).

Almost surely, 2^425789599968 is an apocalyptic number.

425789599968 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

425789599968 is an abundant number, since it is smaller than the sum of its proper divisors (829895493240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425789599968 is an equidigital number, since it uses as much as digits as its factorization.

425789599968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54756918 (or 54756898 counting only the distinct ones).

The product of its digits is 3527193600, while the sum is 81.

The spelling of 425789599968 in words is "four hundred twenty-five billion, seven hundred eighty-nine million, five hundred ninety-nine thousand, nine hundred sixty-eight".